General cleanup and license handling

src/configHandler.c

@@ -1,3 +1,10 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ * Info: Configuration Handler
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -95,6 +102,8 @@ int configHandler_Read(configHandler_config_t** configObj) {
         config_fsize = st.st_size;
     } else {
         logger_log_error(__func__, "stat() failed (Config file does not exist).");
+        logger_log_error(__func__, "This is most likely because your config file does not exist.");
+        logger_log_error(__func__, "Config file should be located at ~/.config/ossp/config.json");
         return 1;
     }
 

src/configHandler.h

@@ -1,3 +1,9 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ */
+
 #ifndef _CONFIG_HANDLER_H
 #define _CONFIG_HANDLER_H
 #include <stdbool.h>

src/discordrpc.c

@@ -1,7 +1,7 @@
 /*
  * OpenSubSonicPlayer
  * Goldenkrew3000 2025
- * GPL-3.0
+ * License: GNU General Public License 3.0
  * Discord Local RPC Handler
  * Note: This provides server auth creds (encoded) directly to Discord, could use Spotify's API instead??
  */

src/discordrpc.h

@@ -1,3 +1,9 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ */
+
 #ifndef _DISCORDRPC_H
 #define _DISCORDRPC_H
 

src/gui/gui_entry.cpp

@@ -1,3 +1,10 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ * Info: Debug / Prototype graphical interface
+ */
+
 #include "../external/imgui/imgui.h"
 #include "../external/imgui/backends/imgui_impl_sdl2.h"
 #include "../external/imgui/backends/imgui_impl_opengl2.h"

src/gui/gui_entry.hpp

@@ -1,3 +1,8 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ */
 
 #ifndef _GUI_ENTRY_HPP
 #define _GUI_ENTRY_HPP

src/main.c

@@ -1,9 +1,15 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ * Info: OSSP Entry Point
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <pthread.h>
 #include "gui/gui_entry.hpp"
-#include "libopensubsonic/logger.h"
 #include "libopensubsonic/crypto.h"
 #include "libopensubsonic/httpclient.h"
 #include "libopensubsonic/endpoint_ping.h"

src/player/playQueue.cpp

@@ -1,18 +1,18 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ * Info: Gstreamer Queue Handler
+ */
+
 #include <string.h>
 #include <string>
 #include <deque>
 #include "playQueue.hpp"
 
-#include <iostream> // debug
-
 // NOTE: Acronym is OpenSubsonicPlayerQueue
-
 std::deque<std::string> OSSPQ_Items;
 
-int internal_OSSPQ_Init() {
-    //
-}
-
 int internal_OSSPQ_AppendToEnd(char* id) {
     std::string cpp_id(id);
     OSSPQ_Items.push_back(cpp_id);

src/player/playQueue.hpp

@@ -1,3 +1,9 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ */
+
 #ifndef _PLAYQUEUE_H
 #define _PLAYQUEUE_H
 

src/player/player.c

@@ -1,7 +1,8 @@
 /*
  * OpenSubsonicPlayer
  * Goldenkrew3000 2025
- * License: AGPL-3.0
+ * License: GNU General Public License 3.0
+ * Info: Gstreamer Handler
  */
 
 #include <stdio.h>
@@ -37,16 +38,56 @@ static gboolean gst_bus_call(GstBus* bus, GstMessage* message, gpointer data) {
             gst_element_set_state(pipeline, GST_STATE_NULL);
             isPlaying = false;
             break;
-        case GST_MESSAGE_BUFFERING:
+        case GST_MESSAGE_BUFFERING: {
             gint percent = 0;
             gst_message_parse_buffering(message, &percent);
             printf("Buffering (%d%%)...\n", (int)percent);
             break;
-        case GST_MESSAGE_ERROR:
+        }
-            printf("Error\n");
+        case GST_MESSAGE_ERROR: {
+            gchar* debug;
+            GError* error;
+            gst_message_parse_error(message, &error, &debug);
+            printf("Gstreamer Error: %s\n", error);
+            g_error_free(error);
+            g_free(debug);
+            break;
+        }
+        case GST_MESSAGE_STATE_CHANGED:
+            printf("State changed\n");
+            break;
+        case GST_MESSAGE_NEW_CLOCK:
+            //
+            break;
+        case GST_MESSAGE_LATENCY:
+            //
+            break;
+        case GST_MESSAGE_STREAM_START:
+            //
+            break;
+        case GST_MESSAGE_ELEMENT:
+            //
+            break;
+        case GST_MESSAGE_ASYNC_DONE:
+            //
+            break;
+        case GST_MESSAGE_STREAM_STATUS:
+            //
+            break;
+        case GST_MESSAGE_STREAMS_SELECTED:
+            //
+            break;
+        case GST_MESSAGE_STREAM_COLLECTION:
+            //
+            break;
+        case GST_MESSAGE_DURATION_CHANGED:
+            //
+            break;
+        case GST_MESSAGE_TAG:
+            // Unused
             break;
         default:
-            printf("Unknown\n");
+            printf("Unknown Message. Type %ld\n", GST_MESSAGE_TYPE(message));
             break;
     }
 
@@ -205,7 +246,7 @@ int OSSPlayer_GstInit() {
 
     // Initialize equalizer
     if (configObj->audio_equalizer_enable) {
-        printf("Initializing equalizer...\n");
+        printf("Initializing %d equalizer bands...\n", configObj->audio_equalizer_graphCount);
 
         // Dynamically append settings to the equalizer to match the config file
         for (int i = 0; i < configObj->audio_equalizer_graphCount; i++) {
@@ -247,9 +288,11 @@ int OSSPlayer_GstInit() {
                 float freq = (float)configObj->audio_equalizer_graph[i].frequency;
                 float semitone = (float)configObj->audio_pitch_cents / 100.0;
                 freq = OSSPlayer_PitchFollow(freq, semitone);
+                printf("EQ band %d - F: %.2f(Fp) / G: %.2f / Q: 4.36\n", i + 1, freq, gain);
                 g_object_set(equalizer, fl_name, freq, NULL);
                 g_object_set(equalizer, fr_name, freq, NULL);
             } else {
+                printf("EQ band %d - F: %.2f / G: %.2f / Q: 4.36\n", i + 1, (float)configObj->audio_equalizer_graph[i].frequency, gain);
                 g_object_set(equalizer, fl_name, (float)configObj->audio_equalizer_graph[i].frequency, NULL);
                 g_object_set(equalizer, fr_name, (float)configObj->audio_equalizer_graph[i].frequency, NULL);
             }

src/player/player.h

@@ -1,3 +1,9 @@
+/*
+ * OpenSubsonicPlayer
+ * Goldenkrew3000 2025
+ * License: GNU General Public License 3.0
+ */
+
 #ifndef _PLAYER_H
 #define _PLAYER_H